That company, as noted by MacRumors, developed an iPhone-connected pulse monitor called the iSp02. It uses sensors to track pulse and other data and sends the information to an iPhone app. This hire, however, is not really breaking news: sources with knowledge of Apple’s work on the iWatch say that O’Reilly actually joined Apple last August. These people also say that he is not solely focused on the iWatch project; instead he is working on a range of projects.